Royal knife 8 Inch Ceramic Chef's Knife with Sheath in Gift Box (Black) Made from zirconium oxide, anti-bacteria, anti-fouling, non-toxic and non-corrosive Super hard, high-density and sharp blade, not easy to be blunt No reaction with any food and can preserve the original color and taste of the food, keep the food's freshness and nutrition Not any taste or strange smell will be left on the blade, safe, healthy and environmental friendly The best tool for cutting the fish, fruits, vegetables, meat and guaranteeing the family especially the baby's health and the food's cleanness and health